Hook



FIG. 1 is a perspective view of a first embodiment of a hook;

FIG. 2 is a left side elevational view and a mirror image of a right side elevational view of the hook of FIG. 1;

FIG. 3 is a front elevational view of the hook of FIG. 1;

FIG. 4 is a rear view of the hook of FIG. 1;

FIG. 5 is a plan view of the top of the hook of FIG. 1; and,

FIG. 6 is a plan view of the bottom of the hook of FIG. 1. 

The ornamental design for a hook, as shown and described. 